Finding the Fourth Proportional to 68,232,860.91, 102,334,201.55 and 19,700,162.19
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Solution
The fourth proportional to 68,232,860.91, 102,334,201.55 and 19,700,162.19 is: 29,545,886.56
Step by Step Solution
- Step 1: Write the proportion equation
68,232,860.91 : 102,334,201.55 = 19,700,162.19 : x - Step 2: Convert to fraction form
68,232,860.91/102,334,201.55 = 19,700,162.19/x - Step 3: Cross multiply
68,232,860.91x = 102,334,201.55 × 19,700,162.19 - Step 4: Simplify right side
68,232,860.91x = 2,016,000,368,020,648.75 - Step 5: Solve for x
x = 2,016,000,368,020,648.75/68,232,860.91 - Step 6: Final answer
x = 29,545,886.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.